# Undetected NDK crashes during a Firefox Focus Android release

DevFeed: [Undetected NDK crashes during a Firefox Focus Android release](<https://devfeed.tech/articles/the-bug-that-stole-xmas-37559.md>)

Original publisher: [Read original article](<https://colintheshots.com/writing/the-bug-that-stole-xmas/>)

Published: 2020-10-05T18:08:05Z

Content type: opinion

Language: en

Sources: [Colin The Shots](<https://devfeed.tech/sources/colin-the-shots.md>)

Topics: [Firefox](<https://devfeed.tech/topics/firefox.md>), [Android](<https://devfeed.tech/topics/android.md>), [Google Play](<https://devfeed.tech/topics/google-play.md>), [Google](<https://devfeed.tech/topics/google.md>), [browser](<https://devfeed.tech/topics/browser.md>), [releases](<https://devfeed.tech/topics/releases.md>), [bug](<https://devfeed.tech/topics/bug.md>), [dashboards](<https://devfeed.tech/topics/dashboards.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [c-plus-plus](<https://devfeed.tech/tags/c-plus-plus.md>), [chrome](<https://devfeed.tech/tags/chrome.md>), [code](<https://devfeed.tech/tags/code.md>), [crash-reporting](<https://devfeed.tech/tags/crash-reporting.md>), [crashes](<https://devfeed.tech/tags/crashes.md>), [dashboards](<https://devfeed.tech/tags/dashboards.md>), [firefox](<https://devfeed.tech/tags/firefox.md>), [google-play](<https://devfeed.tech/tags/google-play.md>), [releases](<https://devfeed.tech/tags/releases.md>), [reporting](<https://devfeed.tech/tags/reporting.md>), [sentry](<https://devfeed.tech/tags/sentry.md>), [uncategorized](<https://devfeed.tech/tags/uncategorized.md>)

## AI overview

A Mozilla engineer recounts how Firefox Focus 8.0.4 for Android developed previously undetected NDK crashes during its Christmas 2018 production rollout. Sentry and Socorro missed crashes occurring inside Chrome WebViews, while Google Play Console exposed them as the rollout expanded.

## Source excerpt

I loved working at Mozilla for the almost two years that I spent there. But even a great job has hard days. The weeks around Christmas of 2018 were a stressful nightmare. I'd been working as the